Question
Write the differences between male and female gametophyte.
✓
Answer
Differences between male and female gametophytes are:
| S. No. | Male gametophyte | Female gametophyte |
| 1. | It is derived from a microspore, which is produced inside the pollen chamber of anther. | It is derived from a megaspore, which is formed inside the nucellus of an ovule. |
| 2. | The microspores are shed at maturity and transferred from anthers to stigma by the process called pollination | The megaspores do not shed from the ovule. They develop to form embryo sac within the ovule. |
| 3. | The mature male gametophyte is 3-celled. | The mature female gametophyte is 7-celled. |
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ii. What governs sex determination in humans? How is it different from birds?
iii. Why can't Anita be blamed for not giving birth to a male child?